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EP4044268A4 - Organic light-emitting device, method for manufacturing same, and composition for organic material layer of organic light-emitting device - Google Patents

Organic light-emitting device, method for manufacturing same, and composition for organic material layer of organic light-emitting device Download PDF

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Publication number
EP4044268A4
EP4044268A4 EP20874005.0A EP20874005A EP4044268A4 EP 4044268 A4 EP4044268 A4 EP 4044268A4 EP 20874005 A EP20874005 A EP 20874005A EP 4044268 A4 EP4044268 A4 EP 4044268A4
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EP
European Patent Office
Prior art keywords
light emitting
emitting device
organic light
composition
production
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Pending
Application number
EP20874005.0A
Other languages
German (de)
English (en)
French (fr)
Other versions
EP4044268A1 (en
Inventor
Seung-Gyu YANG
Su-Yeon Kim
Geon-Yu Park
Young-Seok No
Dong-Jun Kim
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
LT Materials Co Ltd
Original Assignee
LT Materials Co Ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by LT Materials Co Ltd filed Critical LT Materials Co Ltd
Publication of EP4044268A1 publication Critical patent/EP4044268A1/en
Publication of EP4044268A4 publication Critical patent/EP4044268A4/en
Pending legal-status Critical Current

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    • HELECTRICITY
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    • H10K85/657Polycyclic condensed heteroaromatic hydrocarbons
    • H10K85/6574Polycyclic condensed heteroaromatic hydrocarbons comprising only oxygen in the heteroaromatic polycondensed ring system, e.g. cumarine dyes
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EP20874005.0A 2019-10-08 2020-10-07 Organic light-emitting device, method for manufacturing same, and composition for organic material layer of organic light-emitting device Pending EP4044268A4 (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
KR1020190124527A KR102275039B1 (ko) 2019-10-08 2019-10-08 유기 발광 소자, 이의 제조 방법 및 유기 발광 소자의 유기물층용 조성물
PCT/KR2020/013664 WO2021071247A1 (ko) 2019-10-08 2020-10-07 유기 발광 소자, 이의 제조 방법 및 유기 발광 소자의 유기물층용 조성물

Publications (2)

Publication Number Publication Date
EP4044268A1 EP4044268A1 (en) 2022-08-17
EP4044268A4 true EP4044268A4 (en) 2023-11-01

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EP20874005.0A Pending EP4044268A4 (en) 2019-10-08 2020-10-07 Organic light-emitting device, method for manufacturing same, and composition for organic material layer of organic light-emitting device

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US (1) US20220340550A1 (ja)
EP (1) EP4044268A4 (ja)
JP (1) JP2022551361A (ja)
KR (1) KR102275039B1 (ja)
CN (1) CN113939923A (ja)
WO (1) WO2021071247A1 (ja)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR102706309B1 (ko) * 2018-09-21 2024-09-19 삼성디스플레이 주식회사 유기 전계 발광 소자 및 그 제조 방법
KR20200127117A (ko) * 2019-04-30 2020-11-10 삼성디스플레이 주식회사 유기 발광 소자
US20220389018A1 (en) * 2019-10-18 2022-12-08 Lg Chem, Ltd. Organic light emitting device
DE102021132670A1 (de) * 2020-12-11 2022-06-15 Beijing Summer Sprout Technology Co., Ltd. Organisches Elektrolumineszenzmaterial und Vorrichtung daraus
EP4441048A1 (de) 2021-12-02 2024-10-09 Merck Patent GmbH Triphenylen-triazin-dibenzofuran/dibenzothiophen-derivate für organische elektrolumineszenzvorrichtungen
KR20230115267A (ko) * 2022-01-26 2023-08-02 주식회사 엘지화학 유기 발광 소자

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
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EP4044268A1 (en) 2022-08-17
JP2022551361A (ja) 2022-12-09
KR102275039B1 (ko) 2021-07-08

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